baber/WOPTO huggingface dataset:
Patent JP-2011141364-A (JP)
Title: Optical system and image pickup apparatus having the same
Inventor: OKUMURA TETSUICHIRO
IPC: G02B13/04
Filed: 2010-01-06
Abstract: <P>PROBLEM TO BE SOLVED: To obtain an optical system capable of having an ultra wide angle of view and high optical performance.  <P>SOLUTION: The optical system having a single focal length or a zooming function includes, in order from an object side to an image side: a first lens group L1; a stop SP; and a second lens group L2. The first lens group includes a first negative lens G1 having a meniscus shape and a negative refractive power at a position closest to the object side. The first lens group includes at least one Gn-th negative lens having a negative refractive power at a position closer to the image side than the first negative lens. The second lens group includes at least one Gp-th positive lens having a positive refractive power. A material of each of the Gn-th negative lens and the Gp-th positive lens satisfies the following condition: θg,F-(-0.001682×νd+0.6438)≥0.01, wherein νd denotes an Abbe number of the material, and θg,F denotes a partial dispersion ratio with respect to g-line and F-line. An angle θ formed by an off-axis principal light beam, entering at an optional image height y, and the optical axis, on entering the object-side lens surface of the first negative lens, and the focal length f of the entire system are appropriately set.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011140982-A (JP)
Title: Reduction gear unit
Inventor: SATO KOJI
IPC: F16C19/55
Filed: 2010-01-07
Abstract: <P>PROBLEM TO BE SOLVED: To restrain a torque loss by preventing concentration of a load on a partial area in the peripheral direction of a ball bearing inner race arranged in an outer peripheral part of an eccentric shaft part.  <P>SOLUTION: An input shaft 12 and an output shaft 13 rotatably supported by a housing 11 and an internal gear 14 fixed to the housing 11 are coaxially arranged, and the eccentric shaft part 17 of a circular cross section is arranged on the input shaft 12. A ball bearing 19 is arranged in an outer peripheral part of the eccentric shaft part 17 via a roller bearing 18, and a plurality of rollers 21 are interposed between the internal gear 14 and the ball bearing 19 arranged in its inside, and an annular cage part 23 having a pocket 24 for holding the rollers 21 is arranged on the output shaft 13. When rotating the input shaft 12, the ball bearing 19 relatively rotates to the eccentric shaft part 17 by the roller bearing 18, and a partial area in the peripheral direction of an inner race 19a positioned outside in the radial direction of an eccentric part of the eccentric shaft part 17 is displaced in the peripheral direction without being fixed to a fixed position. Thus, a load from the eccentric part of the eccentric shaft part 17 does not continuously act only on the partial area becoming the same position to the peripheral direction among the inner race 19a of the ball bearing 19.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011141787-A (JP)
Title: Security system
Inventor: ITO MUNEHARU
IPC: G08B25/00
Filed: 2010-01-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a security system capable of contributing crime prevention in areas by using utility poles.  <P>SOLUTION: When a touch panel 11 arranged on a utility pole P is touched and the occurrence of abnormal conditions are detected, the detected information is transmitted from the utility pole P to a central control apparatus C. When receiving the detection signal, a processor 23 in the central control apparatus C transmits a start signal to a camera 12 attached to the utility pole P to be a transmission source, detects an object from a received photographed image, specifies a utility pole P arranged in the moving direction of the object from the detected object and map information, and transmits a start signal to a camera 12 attached to the specified utility pole P.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011141804-A (JP)
Title: Radio communication device and method
Inventor: OYAMA JUNICHI
IPC: G06F17/14
Filed: 2010-01-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a radio communication device and a radio communication method, wherein a circuit scale can be reduced.  <P>SOLUTION: A rotation factor for inverse Fourier transformation to be used for an inverse Fourier transformation processing is held at predetermined phase intervals. A fine rotation factor corresponding to a phase smaller than the phase interval is held as a common rotation factor corresponding to a plurality of combinations of the time area sample number of a time area signal to be used in a Fourier transformation processing and the frequency area sample number of a frequency area signal. Then, when the time area signal is input, the rotation factor for inverse Fourier transformation having the nearest phase to the phase of the rotation factor for Fourier transformation to be used in the Fourier transformation processing is obtained and the obtained rotation factor for inverse Fourier transformation is corrected by the fine rotation factor to generate the rotation factor for Fourier transformation. Then, using the generated rotation factor for Fourier transformation, the Fourier transformation processing is performed onto the input time area signal.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011145198-A (JP)
Title: Navigation system
Inventor: YAMAMOTO TAKEMASA
IPC: G01C21/34
Filed: 2010-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a navigation system capable of easily altering via locations after routes have been searched for.  <P>SOLUTION: The navigation system includes: a self-vehicle position detection section 52 for detecting the position of a self-vehicle; an operation reception section 51 for receiving operational information from a user interface 12; a route search section 53 for independently searching for a plurality of routes to a plurality of locations composed of a destination indicated by operational information from the operation reception section and via locations; and a display control section 57 for displaying all the plurality of routes acquired by the searching by the route search section on a map with different colors.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011146340-A (JP)
Title: Battery case for vehicle
Inventor: LU WEN LEON
IPC: H01M50/227
Filed: 2010-01-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a battery case for a vehicle capable of securing rigidity of a battery pack, reducing weight, and reducing a cost.  <P>SOLUTION: The battery case is provided with a tray member made of resin (20) which holds a battery (36) and has a plurality of projected parts (32) formed on a bottom part (34) and a reinforcing tray member having at least one or more of reinforcing members (42) which are arranged on an outside face of the tray member and are made of a metal plate arising on a side facing the tray member. On the outer side face of the projected part, there is formed a recessed part (56) corresponding to at least the reinforcing member, and the reinforcing member is engaged with the recessed part.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011148040-A (JP)
Title: Punch pin, punch device, paper handling apparatus and image forming apparatus
Inventor: HOTTA MICHIHIRO
IPC: B26F1/14
Filed: 2010-01-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a punch pin, a punch device, a paper handling apparatus and an image forming apparatus that can reduce a load caused when edge crests bite into paper and a load caused when edge troughs cut the paper through.  <P>SOLUTION: The punch pin for punching paper includes a cylindrical body part having at one end a cutting edge portion 206 having alternately the edge crests 204 adapted to bite into the paper and the edge troughs 202 adapted to cut the paper through. An edge line 208 connecting the edge trough 202 and edge crest 204 is a curve combining a first circular arc 210 and a second circular arc 220. A center 214 of a first circle 212 having the first circular arc 210 forming the curve on the side of the edge trough 202 is positioned opposite a center 224 of a second circle 222 having the second circular arc 220 forming the curve on the side of the edge crest 204 with the edge line 208 in between and is positioned nearer to the other end of the body part than the center 224 of the second circle 222.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011152550-A (JP)
Title: Method and device for preventing flow-out of slag
Inventor: MURAI TAKESHI
IPC: B22D11/103
Filed: 2010-01-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for securely preventing flow-out of slag by effectively suppressing generation of vortex flow without causing increase of equipment cost, and also to provide a device using the method.  <P>SOLUTION: In the technology, when molten steel mixed with the slag in a container for holding the molten steel is made to flow out to other containers or the like from the container for holding the molten steel, the slag is prevented from flowing out together with the molten steel to flow out. Static magnetic field is generated to form magnetic field corresponding to direction of the molten steel flow by a static magnetic field generator formed of a plurality of magnetic poles capable of changing the direction of the magnetic field arranged to surround a vicinity of a molten steel flow-out port of the container for holding the molten steel or a flow-out path at the extended position thereof. The device for using the slag flow-out preventing method is also provided.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011155775-A (JP)
Title: Electric vehicle
Inventor: FUJIOKA MASATO
IPC: B60R25/01
Filed: 2010-01-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electric vehicle with merchantability improved by preventing a mobile terminal apparatus from being mislaid in the compartment thereby reducing the burden on the user.  <P>SOLUTION: A decision is made that a mobile terminal is mislaid if an occupant is not detected but a mobile terminal is detected when a connection of charge connector for external charging is detected. At this point, the fact that the mobile terminal is mislaid is warned to the outside of the vehicle by using at least one of the vehicle attachments, such as a headlight, and a winker, a room lamp, and a mobile product for vehicle like a key terminal.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011153109-A (JP)
Title: Antistatic agent comprising unsaturated quaternary ammonium salt compound and antistatic composition
Inventor: HIRATA AKIMICHI
IPC: C07D275/06
Filed: 2010-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a compound for antistatic agents which has high safety, is water-soluble, has hydrolysis resistance, is halogen-free, harmless to the environment, is also suitably used in various electrochemical devices, is liquid at room temperature, and has an antistatic effect excellent in durability and an antistatic composition containing the compound as a constituting component.  <P>SOLUTION: The unsaturated quaternary ammonium salt compound is shown by an onium salt which comprises a saccharinate or an onium salt which comprises an acesulfamate and is represented by formula (2) (wherein R<SB>1</SB>is hydrogen or a methyl group; R<SB>2</SB>and R<SB>3</SB>are each a 1C-3C alkyl group and may be the same or different from each other; R<SB>4</SB>is a 1C-3C alkyl group, a 1C-3C alkenyl group or a benzyl group; Y is oxygen or -NH-; and Z is a 1C-3C alkylene group).  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011159608-A (JP)
Title: Light source device and projection type display device
Inventor: SUZUKI JUNICHI
IPC: F21Y101/00
Filed: 2010-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a light source device which adjusts impedance.  <P>SOLUTION: The impedance of a coaxial line is determined by determining and preparing quantities and positions of adjusting rings 55. There is advantage for widening an adjusting width of impedance by selecting the adjusting ring 55 as one piece or numerous pieces. Thus, the highly efficient light source device is attained since such troubles wherein a conventional lamp does not light up and light becomes dark is solved by adjusting impedance of the coaxial line.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011105290-A (JP)
Title: Motorcycle
Inventor: OSONO HAJIME
IPC: B62J23/00
Filed: 2010-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a motorcycle including an inner pocket having a large capacity and hard to allow entering of rain water.  <P>SOLUTION: This motorcycle includes: the inner pocket 20 provided around a head pipe; a front cover 16 attached to cover the front portions of the head pipe and a front frame; and a pocket cover 18 connected to the front cover 16 to extend backward from the front cover 16 and form an outer wall 18a of the inner pocket 20. A surface of the front cover 16 and the surface of the pocket cover 18 form substantially the same surface. The front cover 16 includes a cutwater ridgeline 16a positioned in front of a boundary 18c between the front cover 16 and the pocket cover 18. The cutwater ridgeline 16a includes a first ridgeline L1 that extends backward and upward and a second ridgeline L2 that extends backward and downward from a front end L1a of the ridgeline L1.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011164225-A (JP)
Title: Ferrite carrier core material of resin filled type for electrophotographic developer, ferrite carrier, and electrophotographic developer using the ferrite carrier
Inventor: SUGIURA TAKAO
IPC: G03G9/107
Filed: 2010-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide: a ferrite carrier core material of resin filled type for electrophotographic developer, capable of maintaining high electrostatic charging performance for a long time while holding advantages of the carrier of resin filled type, obtaining a high grade quality of image, and reducing the number of defects of image; a ferrite carrier; and the electrophotographic developer by using this ferrite carrier.  <P>SOLUTION: The ferrite carrier core material of resin filled type for the electrophotographic developer is formed of porous ferrite particles. The composition of the porous ferrite particle is expressed by the formula (1): (MgO)x(Fe<SB>2</SB>O<SB>3</SB>)y, wherein a part of (MgO) and/or (Fe<SB>2</SB>O<SB>3</SB>) is substituted for SrO, x=10 mol% or more and less than 25 mol%, y=above 75 mol% and 90 mol% or less, x+y=100 mol%. The ferrite carrier is formed by filling voids in the ferrite carrier core material with resin. The electrophotographic developer using this ferrite carrier is provided.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011164253-A (JP)
Title: Image forming apparatus
Inventor: SAWADA ERIKA
IPC: G03G15/00
Filed: 2010-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus which can prevent the deterioration of productivity and the deterioration of image quality.  <P>SOLUTION: The image forming apparatus has: a transfer section for transferring an image carried on an image carrier to a recording medium; and a cleaning member for removing a residual toner remaining without being transferred in the transfer section. The image forming apparatus also has: a calculation section for calculating the amount of the residual toner; and a control section for controlling the remove amount of the residual toner by the cleaning member according to the calculated result by the calculation section.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011148477-A (JP)
Title: Rain visor which can be freely opened and closed attached to taxi
Inventor: SUMIKAWA YOSHIO
IPC: B60J7/00
Filed: 2010-01-21
Abstract: <P>PROBLEM TO BE SOLVED: To solve the inconvenience of a passenger getting wet with rain when a door is opened at the time of getting in and out of a taxi in the rain.  <P>SOLUTION: A taxi is equipped with a rain visor 3 to be freely opened and closed. The visor 3 is opened according to the opening of a door when a passenger gets in a taxi in the rain so that the passenger is seated without the need to hurry under the visor, closes his/her umbrella, and fully drains the water of it. Thus, the passenger's clothes are fully prevented from getting wet when the passenger gets in the taxi. When also getting out of the taxi, the passenger takes countermeasures against the rain without the need to hurry under the rain visor 3 to be fully prevented from getting wet.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011165279-A (JP)
Title: Medium recording and playback device and medium recording and playback method
Inventor: AKABOSHI KENJI
IPC: G11B20/12
Filed: 2010-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To prevent recording from being suspended when the number of retries exceeds a predetermined value in alternate processing and unnecessary conversion in a recording and playback device, when a spare area management method using a NAP of a spare area of a write-once medium is applied to a spare area management method of a spare area of a rewritable medium.  <P>SOLUTION: The NAP at the time of medium initialization or alternate processing is updated so as not to indicate a defective block registered in an Unusable Cluster and a Usable Cluster Type 2 in a DFL entry of the spare area.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011171788-A (JP)
Title: Memory control apparatus, image forming apparatus and memory control method
Inventor: BABA MASAKI
IPC: G06F12/02
Filed: 2010-02-16
Abstract: <P>PROBLEM TO BE SOLVED: To reduce a required memory amount when using the same page memory unit several times for image data for one page.  <P>SOLUTION: An image input unit 3 is inputted with image data, a band making unit 5 turns each set consisting of a plurality of lines of the image data into one band, and a page memory unit 9 secures a required storage area required for one page of the image data and an additional storage area for one additional band. A first processing unit 7 performs a first processing to the image data, a second processing unit 7 performs a second processing to the image data to which the first processing has been performed, and a memory control unit 17 stores the image data to which the first processing has been performed from the head of the page memory unit 9. The memory control unit 17 reads the stored image data, performs the second processing, stores them continuously to the already stored image data, and when the band used for recording reaches the additional storage area, returns to the head of the page memory unit 9 and stores them.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011171875-A (JP)
Title: Device and method for processing information, and program
Inventor: KENMOCHI KAZUTOMO
IPC: H04M1/00
Filed: 2010-02-17
Abstract: <P>PROBLEM TO BE SOLVED: To allow a user to easily recognize annunciating sound without depending on a circumferential environment.  <P>SOLUTION: Ringing incoming call sound informing a user of an incoming call is adjusted in sound quality and sound volume by a sound quality adjustment part 22 and a sound volume adjustment part 23, and output from a speaker 24. Circumferential sound is collected in a microphone 25, and estimated environmental sound obtained by removing ringing incoming call sound from the sound is extracted by adaptive filter processing by an adaptive filter processing part 26. A sound volume control part 30 controls sound volume adjustment of the ringing incoming call sound by the sound volume adjustment part 23 based on a feature quantity extracted from the ringing incoming call sound and the estimated environmental sound. A sound quality control part 31 controls sound quality adjustment of the ringing incoming call sound by the sound quality adjustment part 22 based on the feature quantity extracted from the estimated environmental sound. For instance, the sound quality is adjusted to emphasize a frequency band of the estimated environmental sound weak in power. This invention is applicable to a cellular phone.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011168997-A (JP)
Title: Heat shield plate fastening device of working machine
Inventor: USHIYAMA TAKETOSHI
IPC: E02F9/00
Filed: 2010-02-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat shield plate fastening device of a working machine, which enables a person to easily and rapidly check whether or not a spacer is disposed in an accurate position, whether or not a cushion rubber is mounted in an appropriate attitude, etc., and which can properly exert a buffer action of the cushion rubber.  <P>SOLUTION: A part of the cylindrical spacer 48 is inserted into a mounting hole 24a which is provided in a heat shield plate 24. The tubular cushion rubber 47 is externally fitted to the spacer 48. The cushion rubber 47 is made of a transparent material which enables the visual recognition of the inside, and provided between the heat shield plate 24 and a washer 46. A bolt 31 is inserted through the washer 46, the spacer 48, and a bolt insertion hole 30a which is provided in the mounting member 30 of the heat shield plate 24. A nut 32 is screwed and fastened to the bolt 31, so as to mount the heat shield plate 24 on the mounting portion 30.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2010156993-A (JP)
Title: Heater for fixing and method of manufacturing the same
Inventor: KANBA NOBORU
IPC: H05B3/20
Filed: 2010-02-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fixing heater in which a heating element consists of a material having excellent characteristics as the heating element.  <P>SOLUTION: The heater for fixing with the characteristic of NTC can be provided by the steps of: mixing a metal or a semi-metallic compound capable of forming a conduction inhibitor such as silicon nitride in a carbon-containing resin such as a furan resin and a chlorine vinyl chloride resin; forming the pattern of the heating element on a base material by screen process printing; and baking the pattern at a temperature of approximately 1,000°C.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010216655-A (JP)
Title: Bearing assembly
Inventor: TANAKA ICHIU
IPC: F16C41/00
Filed: 2010-02-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a bearing assembly capable of obtaining a load acting on a rotary member and suitable for a machine tool.  <P>SOLUTION: A spacer 2b with an annular encoder function in which a V-groove 3 has two oblique parts (circumferential boundary characteristics in different in two rows) 3a, 3b is provided in a rotary member 6 between two bearings 1b, 1c to detect a change in phase difference of a pulse signal of two oblique parts 3a, 3b of the spacer 2b with the annular encoder function detected by a rotary sensor 4, so that the load acting on the rotary member 6 can be calculated from the phase difference of the pulse signal, and the annular encoder is provided in the spacer 2b between the bearings 1b, 1c so as to be suitable for the machine tool. Furthermore, the rotary sensor 4 is fixed to a bar-like part 5b end of a sensor casing 5, and the sensor casing 5 is fixed to a stationary member 7, so that the rotary sensor 4 can be easily installed.  <P>COPYRIGHT: (C)2010,JPO&INPIT